Home / 3,915,663.36-5,879,260.73-2,189,914.34

Finding the Fourth Proportional to 3,915,663.36, 5,879,260.73 and 2,189,914.34

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Solution

The fourth proportional to 3,915,663.36, 5,879,260.73 and 2,189,914.34 is: 3,288,096.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,663.36 : 5,879,260.73 = 2,189,914.34 : x
  2. Step 2: Convert to fraction form
    3,915,663.36/5,879,260.73 = 2,189,914.34/x
  3. Step 3: Cross multiply
    3,915,663.36x = 5,879,260.73 × 2,189,914.34
  4. Step 4: Simplify right side
    3,915,663.36x = 12,875,077,340,879.99
  5. Step 5: Solve for x
    x = 12,875,077,340,879.99/3,915,663.36
  6. Step 6: Final answer
    x = 3,288,096.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.